EP0382201A3 - Korona-Entladungs-Vorrichtung - Google Patents
Korona-Entladungs-Vorrichtung Download PDFInfo
- Publication number
- EP0382201A3 EP0382201A3 EP19900102442 EP90102442A EP0382201A3 EP 0382201 A3 EP0382201 A3 EP 0382201A3 EP 19900102442 EP19900102442 EP 19900102442 EP 90102442 A EP90102442 A EP 90102442A EP 0382201 A3 EP0382201 A3 EP 0382201A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- discharging device
- corona discharging
- control grid
- cover
- engaging member
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T19/00—Devices providing for corona discharge
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/02—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices
- G03G15/0291—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices corona discharge devices, e.g. wires, pointed electrodes, means for cleaning the corona discharge device
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15211/89 | 1989-02-10 | ||
JP1521189 | 1989-02-10 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0382201A2 EP0382201A2 (de) | 1990-08-16 |
EP0382201A3 true EP0382201A3 (de) | 1992-04-01 |
EP0382201B1 EP0382201B1 (de) | 1994-12-14 |
Family
ID=11882542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP90102442A Expired - Lifetime EP0382201B1 (de) | 1989-02-10 | 1990-02-07 | Korona-Entladungs-Vorrichtung |
Country Status (3)
Country | Link |
---|---|
US (1) | US5079668A (de) |
EP (1) | EP0382201B1 (de) |
DE (1) | DE69014926T2 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5216465A (en) * | 1990-03-19 | 1993-06-01 | Fuji Xerox Co., Ltd. | Print cartridge insertable into an image forming apparatus |
DE4201899C2 (de) * | 1991-01-31 | 1996-04-11 | Minolta Camera Kk | Elektrophotographische Prozeßeinheit |
US5324942A (en) * | 1992-12-17 | 1994-06-28 | Xerox Corporation | Tunable scorotron for depositing uniform charge potential |
US5440375A (en) * | 1993-01-11 | 1995-08-08 | Mita Industrial Co., Ltd. | Corona discharger displacing mechanism and grid electrode positioning mechanism |
JP3304209B2 (ja) * | 1994-09-14 | 2002-07-22 | シャープ株式会社 | 帯電装置 |
JP3607531B2 (ja) * | 1999-05-28 | 2005-01-05 | シャープ株式会社 | 帯電装置 |
US7136612B2 (en) * | 2004-07-26 | 2006-11-14 | Xerox Corporation | Connection assembly for a xerographic charging device |
JP5181518B2 (ja) * | 2007-04-13 | 2013-04-10 | 株式会社リコー | スコロトロン帯電装置、プロセスカートリッジ及び画像形成装置 |
JP4465379B2 (ja) * | 2007-11-02 | 2010-05-19 | シャープ株式会社 | 帯電装置及び本帯電装置を備えた画像形成装置 |
JP5760582B2 (ja) * | 2011-03-28 | 2015-08-12 | 富士ゼロックス株式会社 | 帯電装置、画像形成装置及び電位制御板 |
JP5915965B2 (ja) * | 2011-11-14 | 2016-05-11 | 富士ゼロックス株式会社 | 帯電装置および画像形成装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4358681A (en) * | 1978-04-14 | 1982-11-09 | Canon Kabushiki Kaisha | Corona discharger |
US4550253A (en) * | 1982-04-20 | 1985-10-29 | Olympus Optical Company Limited | Corona charger of scorotron type |
JPS6230268U (de) * | 1985-08-07 | 1987-02-23 | ||
US4764675A (en) * | 1987-10-22 | 1988-08-16 | Xerox Corporation | Self-tensioning coronode structure |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5511255A (en) * | 1978-07-11 | 1980-01-26 | Ricoh Co Ltd | Corona discharge device |
US4603964A (en) * | 1984-10-22 | 1986-08-05 | Xerox Corporation | Photoreceptor charging scorotron |
US4792680A (en) * | 1987-01-12 | 1988-12-20 | Xerox Corporation | Corona device having a beryllium copper screen |
-
1990
- 1990-02-02 US US07/473,926 patent/US5079668A/en not_active Expired - Lifetime
- 1990-02-07 DE DE69014926T patent/DE69014926T2/de not_active Expired - Fee Related
- 1990-02-07 EP EP90102442A patent/EP0382201B1/de not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4358681A (en) * | 1978-04-14 | 1982-11-09 | Canon Kabushiki Kaisha | Corona discharger |
US4550253A (en) * | 1982-04-20 | 1985-10-29 | Olympus Optical Company Limited | Corona charger of scorotron type |
JPS6230268U (de) * | 1985-08-07 | 1987-02-23 | ||
US4764675A (en) * | 1987-10-22 | 1988-08-16 | Xerox Corporation | Self-tensioning coronode structure |
Non-Patent Citations (2)
Title |
---|
IBM TECHNICAL DISCLOSURE BULLETIN. vol. 14, no. 4, September 1971, NEW YORK US page 1218; R.P. CRAWFORD: 'Corona wire replacement' * |
IBM TECHNICAL DISCLOSURE BULLETIN. vol. 27, no. 7A, December 1984, NEW YORK US page 3905; J.M. ADLEY ET AL.: 'Corona grid installation system' * |
Also Published As
Publication number | Publication date |
---|---|
EP0382201B1 (de) | 1994-12-14 |
DE69014926D1 (de) | 1995-01-26 |
US5079668A (en) | 1992-01-07 |
EP0382201A2 (de) | 1990-08-16 |
DE69014926T2 (de) | 1995-08-10 |
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